body{background: url(../img/背景.jpg);
 background-size: 100%;}
#login{
	width: 400px;
	height: 300px;
	background-color: whitesmoke;
	border: 1px solid #FFFFFF;
	box-shadow: 10px 10px 10px #888888;
	position: absolute;
	left: 550px;
	top: 200px;
	border-radius: 10px;
	padding: 20px 100px 20px 20px;
}
form{
	font-size: 15px;
	margin-top: 20px;
	margin-left: 60px;
}
input{
	width: 300px;
	height: 25px;
	border: 1px solid #515151;
	margin-top: 5px;
	margin-bottom: 5px;
	font-size: 14px;
	border-radius: 5px;
}
button{
	margin-left: 90px;
	margin-top: 10px;
	width: 120px;
	height: 40px;
	border-radius: 5px; 
	border: 1px solid lightblue;
	background-color: #5555ff;
	color: white;
}
